Question

5. Gene made a two-digit code. The first

digit is odd. How many possible codes
dan he choose from?
VA 5
C 50
B 15
b 100

Answer 1

50 possible codes.

Explanation:

The first digit must be 1, 3, 5, 7 or 9. - 5 possibilities.

The second digit is one of the numbers from 0 to 9, - 10 possibilities.

So the number of possible codes = 5 * 10 = 50.

Answer 2

50.............................your welcome ;)